Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!mnetor!seismo!ut-sally!husc6!bloom-beacon!bu-cs!m2c!ulowell!eagle!arosen
From: arosen@eagle.CS.ULowell.Edu (Andy Rosen)
Newsgroups: comp.unix.questions
Subject: Re: login shell == ../vi
Message-ID: <1452@ulowell.cs.ulowell.edu>
Date: Fri, 26-Jun-87 13:57:37 EDT
Article-I.D.: ulowell.1452
Posted: Fri Jun 26 13:57:37 1987
Date-Received: Sat, 27-Jun-87 10:35:51 EDT
References: <10249@cgl.ucsf.EDU> <196@picuxa.UUCP> <629@uhccux.UUCP>
Sender: nntp@ulowell.cs.ulowell.edu
Reply-To: arosen@eagle.cs.ulowell.edu (Andy Rosen)
Organization: University of Lowell, CS Dept
Lines: 28

In article <629@uhccux.UUCP> todd@uhccux.UUCP (The Perplexed Wiz) writes:
>In article <196@picuxa.UUCP> tgr@picuxa.UUCP (Thomas Gillespie) writes:
>>In article <10249@cgl.ucsf.EDU>, han@cgl.ucsf.edu (Charles S. Han%Langridge) writes:
>>>is there any (non-super user) way to change your login shell back to
>>>anything functional?
>>Not really; you must have root/su/sysadmin privileges to write to the
>>password file.
>
>There is a command called 'chsh' (change shell) in BSD versions of UNIX
>that allows non-super users to change their login shell to either
>/bin/csh or /bin/sh (and perhaps /usr/new/csh).

chsh exists only in BSD versions.  SysV does not have chsh so you need
super-user access to change someones shell.

>However, some system
>administrators deny access to chsh to prevent users from accidentally
>changing their login shell

The file /etc/shells contains a newline seperated list of permissible
shells for chsh.  If anyone could make their shell whatever they like...

Andy Rosen         | ulowell!arosen | ************* | "I got this guitar and I
ULowell, Box #3031 |                | * RD in '88 * |  learned how to make it
Lowell, Ma 01854   |                | ************* |  talk" -Thunder Road
Andy Rosen         | ulowell!arosen | ************* | "I got this guitar and I
ULowell, Box #3031 |                | * RD in '88 * |  learned how to make it
Lowell, Ma 01854   |                | ************* |  talk" -Thunder Road